234133690 has 32 divisors (see below), whose sum is σ = 509981184. Its totient is φ = 75552000.

The previous prime is 234133687. The next prime is 234133699. The reversal of 234133690 is 96331432.

It is a super-2 number, since 2×234133690² = 109637169586032200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (234133699) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97186 + ... + 99565.

It is an arithmetic number, because the mean of its divisors is an integer number (15936912).

Almost surely, 2^234133690 is an apocalyptic number.

234133690 is an abundant number, since it is smaller than the sum of its proper divisors (275847494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

234133690 is a wasteful number, since it uses less digits than its factorization.

234133690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196782.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 234133690 is about 15301.4277111647. The cubic root of 234133690 is about 616.3413471173.

The spelling of 234133690 in words is "two hundred thirty-four million, one hundred thirty-three thousand, six hundred ninety".